Acoustic foam with an open cell structure and V-profile that ensures absorption of sustains mainly in mid and high frequencies, therefore is suitable for singing, wind instruments, guitars, cymbals and small percussions. V-profile is designed with 2 cm base and 5 cm profile in 50 x 50 cm pieces – they can become an interesting aesthetic feature in any rehearsing room or place that needs to improve the acoustic properties. To ensure absorption of low (bass) frequencies, combination with bass-traps is recommended. Shown price is for 1 square meter. Black colour. Product is not made from fire retardant material and does not meet the fire standard DIN4102 B2. Not for professional use.